Lightweight and breathable navy shorts, size M for a comfortable fit. - Brand: New Balance - Color: Navy - Size: M - Material: Polyester These are New Balance running shorts. I bought them last year. From the official website: RC Shorts 7 inch (with seamless brief) Sport Essentials 7-inch shorts designed for ultimate mobility, comfort, and fit. Everyday wear that incorporates running technology for everyday use. 4-way stretch with perforations provides excellent breathability and lightness. The seamless and soft feel, along with the 3D pattern inner brief, provides an outstanding fit and comfort. Features a zippered pocket on the back of the waist, two pockets in the inner brief (back waist), an external drawstring, and a reflective logo. Employs "NB DRY" technology for excellent sweat absorption and quick drying, keeping your body dry.